Schaller GrandTune Single Guitar Tuning Machine
The Schaller GrandTune combines classic open-gear vintage aesthetics with precise tuning behavior and velvet-smooth performance. Built with an open gear and worm screw design, it delivers an optimized 1:18 gear ratio for superior tuning accuracy and extended durability.
Crafted without synthetic polymer coatings, this tuning machine features ultra-precise contact surfaces that provide smooth stick-slip properties without wear or aging. Permanently locked, sealed, and secured screw connections ensure completely maintenance-free operation.
Designed to fit standard instrument specifications, it allows for straightforward installation or replacement on solid and slotted headstocks. Recessed screw holes guarantee a secure hold and optimal sound transmission directly into the instrument's headstock.
| Brand | Schaller |
| Model | GrandTune Single (GT-Single) |
| Product Type | Guitar Tuning Machine |
| Gear Ratio | 1:18 |
| Weight per Single Tuner | 0.63 oz (Koa), 0.67 oz (Perloid), 0.71 oz (Galalith, Ebony), 0.74 oz (Snakewood), 0.88 oz (Butterbean) including bushing |
| Button Dimensions (W x H x D) | 0.80 x 0.54 x 0.41 in (Butterbean), 0.69 x 0.54 x 0.24 in (all other buttons) |
| Product Weight | 0.11 lb |
